ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,785,353, issued on Nov. 3, was assigned to Hisense Laser Display Co. Ltd (Qingdao City, China).
"Laser device" was invented by Wei Li (Qingdao City, China), Xiaoqiang Gu (Qingdao City, China) and Youliang Tian (Qingdao City, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A laser device includes a base plate, a plurality of light-emitting chips, a frame and a collimating lens group. The plurality of light-emitting chips are configured to emit laser beams. The laser beams emitted by the plurality of light-emitting chips each have a first axis and a second axis. The collimating lens group is disposed on a side of the frame away from the base plate, an...